4 Operations on Number

NZ Level 3

Balancing with mixed operations II

Lesson

When we balance number problems, we want them to have the same value on each side. What can we do to one side, so that it has the same value as the other? A seesaw can help you imagine how you might do this!

Complete the number sentence:

$15-\editable{}=14-2$15−=14−2

Complete the number sentence:

$24\div4=2\times\editable{}$24÷4=2×

Complete the number sentence:

$3+6=18\div\editable{}$3+6=18÷

Use a range of additive and simple multiplicative strategies with whole numbers, fractions, decimals, and percentages.